[IP-SFS] Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the mail system at host mx.ostu.ru.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<svetkin at ostu.ru>: maildir delivery failed: "The user you are trying to reach
    is over quota."
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From: =?koi8-r?B?4c7Jy8nUwSDtxcTXxcTF1w==?= <ip-sfs at mur.at> 
Subject: =?koi8-r?B?8+z19uLhIPBP/vTv9/noIPLh8/P57E/r?=
Date: Tue, 27 Jan 2009 20:41:06 +0300
Size: 2896
Url: http://lists.mur.at/pipermail/ip-sfs/attachments/20090127/3d64104d/attachment.eml